AD9230
85
80
SFDR (dBc)
75
70
65
SNR (dB)
60
55
50
1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8
VCM (V)
Figure 46. SNR/SFDR vs. Common-Mode Voltage;
250 MSPS, 70.3 MHz @ −1 dBFS
80
SFDR (dBc)
75
70
65
SNR (dB)
60
55
50
45
40
50
100
150
200
250
300
SAMPLE RATE (MSPS)
Figure 47. SNR/SFDR vs. Sample Rate;
250 MSPS, 170.3 MHz @ −1 dBFS
85
SFDR (dBFS)
80
75
70
65
SNR (dBFS)
60
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
ANALOG INPUT RANGE (MHz)
Figure 48. SNR/SFDR vs. Analog Input Range;
250 MSPS, 170.3 MHz @ −1 dBFS
90
SFDR (dBFS) w/ DCS ON
80
SFDR (dBFS) w/ DCS OFF
70
60
SNR (dBFS) w/ DCS ON
50
SNR (dBFS) w/ DCS OFF
40
30
20
0 10 20 30 40 50 60 70 80 90 100
INPUT CLOCK DUTY CYCLE (% CLK+ HIGH)
Figure 49. SNR/SFDR vs. Sample Clock Duty Cycle;
250 MSPS, 170.3 MHz @ −1 dBFS
2.5
2.0
AD9230-250
1.5
AD9230-210
1.0
AD9230-170
0.5
0
–0.5
–60 –40 –20 0
20 40 60 80
TEMPERATURE (°C)
Figure 50. Gain vs. Temperature
100 120
6.0
5.5
AD9230-250
5.0
4.5
AD9230-210
4.0
3.5
AD9230-170
3.0
2.5
2.0
–40 –30 –20 –10 0 10 20 30 40 50 60 70 80 90
TEMPERATURE (°C)
Figure 51. Offset vs. Temperature
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